Question

a. In a school, there are 450 boys and some girls. If the number of boys are 40%, calculate the number
of girls.​

Answer 1

Answer:

675

Step-by-step explanation:

so let the total no. of students be x

so, 450/x*100=40

x=450*100/40

x= 1125= total no. of students

therefore no. of girls= 1125-450= 675

Answer 2

Answer:

675

Step-by-step explanation:

suppose total number of students x

so, 450/x * 100/40

x= 450 * 100/40

x= 1125 = total number of students

therefore number of girls=1125- 450=675

ok